@jaricardodev/ews-javascript-api/src/js/Enumerations/Importance.ts

EWS Managed api in JavaScript

/**
 * Defines the importance of an item.
 */
export enum Importance {
    
    /**
     * Low importance.
     */
    Low = 0,
    
    /**
     * Normal importance.
     */
    Normal = 1,
    
    /**
     * High importance.
     */
    High = 2
}